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cs.CR2020
Reparo: Publicly Verifiable Layer to Repair Blockchains
Sri Aravinda Krishnan Thyagarajan, Adithya Bhat, Bernardo Magri +2
Although blockchains aim for immutability as their core feature, several instances have exposed the harms with perfect immutability. The permanence of illicit content inserted in B…
cs.CR2019
Redactable Blockchain in the Permissionless Setting
Dominic Deuber, Bernardo Magri, Sri Aravinda Krishnan Thyagarajan
Bitcoin is an immutable permissionless blockchain system that has been extensively used as a public bulletin board by many different applications that heavily relies on its immutab…